@conference {900,
	title = {A Pattern for Features on a Hierarchical Spatial Grid},
	booktitle = {The 10th International Joint Conference on Knowledge Graphs, IJCKG 2021, December 6-8, 2021, Virtual Event, Thailand},
	year = {2021},
	publisher = {ACM},
	organization = {ACM},
	author = {Cogan Shimizu and Rui Zhu and Gengchen Mai and Mark Schildhauer and Krzysztof Janowicz and Pascal Hitzler}
}
